<div id="select_object_names">
<table>
  <tbody>
    <tr>
      <td>可选择网元(单击选择)</td>
      <td width="30%">
        <%= select_tag('can_select_object_name[]', options_for_select(@can_select_object_names, ''), {:multiple => true, :size => 5 }) %>
      </td>
      <td>已选择网元(单击删除)</td>
      <td width="30%">
        <%= select_tag('already_select_object_name[]', options_for_select(@already_select_object_names, ''), {:multiple => true, :size => 5 }) %>
      </td>
    </tr>
  </tbody>
</table>
</div>
<%= observe_field 'can_select_object_name[]',
                  :on => 'click',
                  :url => {:action => 'object_name_changed'},
                  :with => 'can_select_object_name[]',
                  :method => 'get'  -%>
<%= observe_field 'already_select_object_name[]',
                  :on => 'click',
                  :url => {:action => 'object_name_changed'},
                  :with => 'already_select_object_name[]',
                  :method => 'get'  -%>
